#include <iostream>
#include <vector>
#include <numeric>

using namespace std;

void test01()
{
	vector<int> v;
	for (int i = 0; i <= 100; i++)
	{
		v.push_back(i);
	}

	int num = accumulate(v.begin(), v.end(), 1000);
	cout << num << endl;
}
int main()
{
	test01();
	return 0;
}